As a steady stream of people marched through Yosemite National Park, homemade signs held high over their heads, they echoed a ...

The body of a missing hiker was recovered along the Colorado River on Sunday after flash flooding in Grand Canyon National ...

At least five national parks, monuments and forests in Arizona were expected to see protesters objecting to federal layoffs ...

Grand canyon, 6,000 years old - wrong ... techniques used on Hayling Island in Hampshire to control drift and flooding. What is a ‘spit’ and how does it form through longshore drift?